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- Aggressive corrosion of well casing and heat exchangers can be caused by ?? HCL, ?? and other acids. 井孔套管和熱交換器的侵蝕性腐蝕是H2S，HCL，H2SO4和其他酸類(lèi)引起的。
- SCE) is applied to investigate the grooving corrosion sensitivity of J55 steel oil well casing in electric resistance welding(ERW) zone. 應用控電位的電化學(xué)極化試驗,測定了J55鋼高頻直縫電阻焊(ERW)油井套管焊接區的溝槽腐蝕敏感性。
- And considering the features and particular require-merits of deepwater drilling, a program for deepwater DGD well casing program design arid optimization is developed. 結合深水鉆井的特點(diǎn)，考慮鉆井施工的特殊要求，開(kāi)發(fā)了深水雙梯度鉆井井身結構設計及優(yōu)化程序。
- In the best case, Pyrex can indeed produce quite fast code. 在最好的情況中,Pyrex實(shí)際上可以產(chǎn)生非?？斓拇a。
- Therefore, DGD may provide an alternative optimization method for deepwater well casing program design, which can produce remarkable economic and industrial values. 雙梯度鉆井為深水鉆井井身結構設計提供了一種新的優(yōu)化方法，具有顯著(zhù)的經(jīng)濟效益和工業(yè)實(shí)用價(jià)值。
- In a better case it only takes 24 days from their larvas to cocoon. 雖系野生,但能在室內飼養;繭子又可以繅出成縷的絲達350公尺,是天然絲的一種資源。
- The influence of the tool eccentricity in oil well casing on the televiewer image is investigated.A correcting approach based on the computing model is proposed. 文章研究了在套管井中儀器偏心對井壁超聲電視圖象的影響，提出了基于計算影響所用模型的校正方法。
- In the best case, a slight extra effort is required for legitimate senders. 在最好的情形下,合法發(fā)送者只需花費一點(diǎn)點(diǎn)精力即可。
- Their time complexities are O(n) in the worst case and O(n/m) in the best case. 兩個(gè)算法的最差、最好時(shí)間復雜度分別為O(n)和O(n/m).
- Best case: You've got a potentially beneficial contact to add to your Rolodex. 最好的情況：你獲得了一個(gè)潛在有益的聯(lián)系人。
- I am well aware that this is a tough job. 我深知這是一件棘手的工作。
- Abstract : An anodic dissolution at potential of -550mV(vs.SCE) is applied to investigate the grooving corrosion sensitivity of J55 steel oil well casing in electric resistance welding (ERW) zone. 摘要 ： 應用控電位的電化學(xué)極化試驗，測定了J55鋼高頻直縫電阻焊（ERW）油井套管焊接區的溝槽腐蝕敏感性。
- If that is the case, we may as well try. 如果情況是這樣，我們不妨試一試。
- She argued her side of the case well. 她有理有據地陳述了自己的意見(jiàn)。
- The assessment result indicated that the bray correlation assessment method is a convenient, practicable and reasonable method for the quality evaluation of oil well casings. 評估實(shí)例表明,灰色關(guān)聯(lián)評估法是一種較為簡(jiǎn)便、實(shí)用和科學(xué)的質(zhì)量評估方法,應用于油井套管的質(zhì)量評估中是切實(shí)可行的。
- When you search for a theory to explain something, the best case is that you find one that is perfectly general. 當你尋找解釋某事的理論時(shí),最好的情況是你找到了一個(gè)非常通用的理論。
- The bread crisped up for you didn't wrap it well. 你沒(méi)把面包包好，它變干了。
- A lawyer who goes into court with best case in the word will convince neither judge nor jury if her attitude is negative. 如果一位律師帶著(zhù)消極心態(tài)步人法庭，即使他所辯護的 是全世界最棒的案子，還是無(wú)法說(shuō)服法官和陪審團。
- One can not learn a language well unless one works hard. 學(xué)好一種語(yǔ)言非下苦功不可。
- Among these countries, New Zealand is viewed as the best case of conducting performance-based budgeting (PBB) reform. 在這場(chǎng)預算改革中，新西蘭被認為是績(jì)效預算改革最成功的案例。
